发明名称 |
APPARATUS, SYSTEM, AND METHOD FOR CYCLE IMPROVEMENTS |
摘要 |
A cycle with tapered drivetrain connections. The cycle includes a frame, a crank rotatably connected to the frame, and a driven wheel rotatably connected to the frame. The crank includes a crank arm and a crank spindle rotatably connected to the frame and non-rotatably connected to the crank arm. The crank spindle includes a crank mating surface to interface with the crank arm. The diameter of the crank spindle continuously decreases along at least a portion of the crank mating surface in a lateral direction. The crank arm includes a crank bore to interface with the crank mating surface. At least a portion of the crank bore has a diameter that continuously decreases in lateral direction. At least a portion of the crank bore taper has a taper rate and diameter equal to a taper rate and diameter of at least a portion of the crank spindle taper. |
申请公布号 |
CA2830227(A1) |
申请公布日期 |
2012.09.20 |
申请号 |
CA20122830227 |
申请日期 |
2012.03.14 |
申请人 |
LAND AMERICA HEALTH & FITNESS CO. LTD. |
发明人 |
MAGAKAT, DEO;BEARD, DAVID;CORNEJO, VICTOR;CORBALIS, KEVIN;MORGAN, MICHAEL |
分类号 |
B62M3/00;B62M1/36 |
主分类号 |
B62M3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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